package com.example.demo.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;

import com.example.demo.entity.Activity;
import com.example.demo.entity.Exam;
import com.example.demo.entity.StudentPaper;

import java.util.List;


/**
 * @descreption:
 * @author: xhr
 * @date: 2022/08/18
 */
public interface StudentPaperMapper extends BaseMapper<StudentPaper> {

    List<Exam> selectGrades(Integer userId);
}
